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# This file is part of beets.
# Copyright 2013, Philippe Mongeau.
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
"""Provides a fuzzy matching query.
"""
from beets.plugins import BeetsPlugin
from beets.dbcore.query import StringFieldQuery
import beets
import difflib
class FuzzyQuery(StringFieldQuery):
@classmethod
def string_match(self, pattern, val):
# smartcase
if pattern.islower():
val = val.lower()
queryMatcher = difflib.SequenceMatcher(None, pattern, val)
threshold = beets.config['fuzzy']['threshold'].as_number()
return queryMatcher.quick_ratio() >= threshold
class FuzzyPlugin(BeetsPlugin):
def __init__(self):
super(FuzzyPlugin, self).__init__()
self.config.add({
'prefix': '~',
'threshold': 0.7,
})
def queries(self):
prefix = beets.config['fuzzy']['prefix'].get(basestring)
return {prefix: FuzzyQuery}
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